Atomic NumberAtomic Number 20
Atomic Number 20 is belong to element of Calcium.
Chemical symbol for Calcium is Ca. Number of protons in Calcium is 20. Atomic weight of Calcium is 40.078 u or g/mol.
20Ca
Atomic Number 20 Element Properties
| Atomic Number (Z) | 20 |
|---|---|
| Atomic Symbol | Ca |
| Element Name | Calcium |
| Group | 2 |
| Period | 4 |
| Atomic Weight | 40.078 u |
| Density | 1.54 g/cm3 |
| Melting Point (K) | 1115 K |
| Boiling Point (K) | 1757 K |
List all properties of Calcium